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Heart|Lab Grown|IGI

3.20ct G VS1 Heart Lab Grown Diamond

ID • G/VS1 • IGI LG506191328

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG506191328

Diamond specifications and retailer prices

From $6,050 NZD
$3,410 USD
As of October 31, 2026
17 retailers carry this diamond
Most expensive: $49,799 NZD at Cape Diamonds · As of October 29, 2026
View at Cape Diamonds

About this 3.2ct lab-grown heart diamond

This 3.2ct lab-grown heart sits in the three to five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG506191328 or 506191328. Listed at 17 retailers as of October 31, 2026. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.20
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.2°
Pavilion angle42.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG506191328
Dimensions9.03 × 10.12 × 6.03 mm
L/W Ratio1.12
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
9.03 mm10.12 mm3.20 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG506191328
Side View
Table 55.5%Crown 41.2°Girdle: STK-THKPavilion 42.1°Culet: NoneDepth 59.6%

Caratlytics Score

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B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $49,799 NZD|Low: $6,050 NZD|High: $56,077 NZD|Avg: $28,531 NZD|-7.5%
Cape Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 1, 2026
Retailer 18$6,050 NZD
Retailer 17$18,488 NZD
Retailer 5$19,228 NZD
Retailer 9$19,736 NZD
Retailer 4$20,099 NZD
Retailer 7$20,704 NZD
Retailer 6$21,446 NZD
Retailer 19$21,446 NZD
Retailer 10$21,458 NZD
Retailer 3$22,888 NZD
Retailer 16$23,110 NZD
Retailer 15$25,309 NZD
Retailer 13$25,518 NZD
Retailer 11$27,628 NZD
Retailer 12$33,688 NZD
Retailer 14$39,226 NZD
Retailer 2$49,403 NZD
Cape Diamonds$49,799 NZD
Retailer 8$56,077 NZD

30 data points across 19 retailers

17 retailers

B
Cheapest Retailer
-
$6,050 NZD
$3,410 USD
Retailer 2
-
$18,488 NZD
$10,420 USD
View
Price under review
Retailer 3
-
$19,228 NZD
$10,837 USD
View
Price under review
Retailer 4
-
$19,736 NZD
$11,123 USD
View
Price under review
Retailer 5
-
$33,688 NZD
£14,950 GBP
View
Price under review
Most Expensive
Cape Diamonds
cert_506191328 · Oct 29
$49,799 NZD
ZAR 453,419 ZAR
View
Price under review
5 more retailers have this diamond
Prices start from $6,050 NZD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B
3.20ct Heart
$6,050 NZD